BQO-X100QO Pipeline Pipe and Petroleum Casing Tube are high-performance steel pipes developed for high-pressure oil and gas transmission, petroleum drilling, and energy infrastructure under extreme service conditions. Engineered to meet the rigorous requirements of API 5L, API 5CT, ASTM, and ASME standards, these pipes combine exceptional strength, toughness, and corrosion resistance, making them the preferred choice for critical pipeline and petroleum casing applications.